Q1: I want to prototype an ultra low power remote sensor with this board, but I need to disable the GPD pulldown to save another 30 uA. How can I do that?
A1: The GPD trace exits the resistor pack RP6 to the upper left:

By cutting the trace where indicated, the pulldown can be disabled. Do not drill out the adjacent via, as that is the path for GPD to the ZMD44102.

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